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30132310313 = 74304615759
BaseRepresentation
bin11100000100000001…
…101001000100101001
32212202222020222000002
4130010001221010221
5443202332412223
621501555552345
72114464261130
oct340401510451
985688228002
1030132310313
11118629a37a6
125a0b2bb6b5
132ac290c321
14165bc4a917
15bb5561e28
hex704069129

30132310313 has 4 divisors (see below), whose sum is σ = 34436926080. Its totient is φ = 25827694548.

The previous prime is 30132310303. The next prime is 30132310333. The reversal of 30132310313 is 31301323103.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 30132310313 - 218 = 30132048169 is a prime.

It is a super-2 number, since 2×301323103132 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30132310303) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2152307873 + ... + 2152307886.

It is an arithmetic number, because the mean of its divisors is an integer number (8609231520).

Almost surely, 230132310313 is an apocalyptic number.

It is an amenable number.

30132310313 is a deficient number, since it is larger than the sum of its proper divisors (4304615767).

30132310313 is an equidigital number, since it uses as much as digits as its factorization.

30132310313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4304615766.

The product of its (nonzero) digits is 486, while the sum is 20.

Adding to 30132310313 its reverse (31301323103), we get a palindrome (61433633416).

The spelling of 30132310313 in words is "thirty billion, one hundred thirty-two million, three hundred ten thousand, three hundred thirteen".

Divisors: 1 7 4304615759 30132310313